Santa Margarita, California, United States Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
August Air Quality Analysis
Santa Margarita, California, United States
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
4th Aug 2025
67AQILowest AQI recorded on
1st Aug 2025
31AQISame Day Analysis (10th August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 54 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 10th Aug - 11th Aug 2025
Santa Margarita, California, United States
AQI
Day
Night
.
6 AM10th Aug 2025
8 PM
5 AM11th Aug 2025
Day time
Avg. Highest Time
6AM10th Aug
55AQI
Avg. Lowest Time
3PM10th Aug
49AQI
Night time
Avg. Highest Time
3AM11th Aug
57AQI
Avg. Lowest Time
9PM10th Aug
53AQI
In the last 24 hours,
Santa Margarita's AQI reached its highest point of 57 at 3 AM during the Night, while the lowest point, 49, was recorded at 3 PM during the Day between 10th Aug and 11th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Santa Margarita, California, United States
JulAug
12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th
Day
Night
12th Jul 2025526 AMAQI
12th Jul 2025537 AMAQI
12th Jul 2025528 AMAQI
12th Jul 2025539 AMAQI
12th Jul 20255210 AMAQI
12th Jul 20255211 AMAQI
12th Jul 20255212 PMAQI
12th Jul 2025511 PMAQI
12th Jul 2025522 PMAQI
12th Jul 2025503 PMAQI
12th Jul 2025494 PMAQI
12th Jul 2025535 PMAQI
12th Jul 2025516 PMAQI
12th Jul 2025517 PMAQI
12th Jul 2025528 PMAQI
12th Jul 2025519 PMAQI
12th Jul 20255210 PMAQI
12th Jul 20255211 PMAQI
13th Jul 20255312 AMAQI
13th Jul 2025531 AMAQI
13th Jul 2025522 AMAQI
13th Jul 2025503 AMAQI
13th Jul 2025444 AMAQI
13th Jul 2025505 AMAQI
30°C19/42°C
13th Jul 2025506 AMAQI
13th Jul 2025507 AMAQI
13th Jul 2025518 AMAQI
13th Jul 2025509 AMAQI
13th Jul 20255210 AMAQI
13th Jul 20255211 AMAQI
13th Jul 20255212 PMAQI
13th Jul 2025501 PMAQI
13th Jul 2025502 PMAQI
13th Jul 2025493 PMAQI
13th Jul 2025494 PMAQI
13th Jul 2025485 PMAQI
13th Jul 2025496 PMAQI
13th Jul 2025507 PMAQI
13th Jul 2025508 PMAQI
13th Jul 2025539 PMAQI
13th Jul 20255210 PMAQI
13th Jul 20255311 PMAQI
14th Jul 20255412 AMAQI
14th Jul 2025541 AMAQI
14th Jul 2025532 AMAQI
14th Jul 2025523 AMAQI
14th Jul 2025514 AMAQI
14th Jul 2025535 AMAQI
30°C19/42°C
14th Jul 2025546 AMAQI
14th Jul 2025547 AMAQI
14th Jul 2025548 AMAQI
14th Jul 2025579 AMAQI
14th Jul 20255710 AMAQI
14th Jul 20255811 AMAQI
14th Jul 20255612 PMAQI
14th Jul 2025541 PMAQI
14th Jul 2025532 PMAQI
14th Jul 2025523 PMAQI
14th Jul 2025524 PMAQI
14th Jul 2025525 PMAQI
14th Jul 2025526 PMAQI
14th Jul 2025537 PMAQI
14th Jul 2025538 PMAQI
14th Jul 2025529 PMAQI
14th Jul 20255210 PMAQI
14th Jul 20255011 PMAQI
15th Jul 20255012 AMAQI
15th Jul 2025491 AMAQI
15th Jul 2025492 AMAQI
15th Jul 2025483 AMAQI
15th Jul 2025464 AMAQI
15th Jul 2025405 AMAQI
31°C23/43°C
15th Jul 2025406 AMAQI
15th Jul 2025447 AMAQI
15th Jul 2025418 AMAQI
15th Jul 2025469 AMAQI
15th Jul 20254710 AMAQI
15th Jul 20255511 AMAQI
15th Jul 20255612 PMAQI
15th Jul 2025601 PMAQI
15th Jul 2025782 PMAQI
15th Jul 2025683 PMAQI
15th Jul 2025744 PMAQI
15th Jul 2025785 PMAQI
15th Jul 2025786 PMAQI
15th Jul 2025507 PMAQI
15th Jul 2025498 PMAQI
15th Jul 2025509 PMAQI
15th Jul 20255010 PMAQI
15th Jul 20255211 PMAQI
16th Jul 20254912 AMAQI
16th Jul 2025531 AMAQI
16th Jul 2025482 AMAQI
16th Jul 2025443 AMAQI
16th Jul 2025384 AMAQI
16th Jul 2025405 AMAQI
29°C19/41°C
16th Jul 2025406 AMAQI
16th Jul 2025437 AMAQI
16th Jul 2025428 AMAQI
16th Jul 2025429 AMAQI
16th Jul 20254210 AMAQI
16th Jul 20254811 AMAQI
16th Jul 20254212 PMAQI
16th Jul 2025421 PMAQI
16th Jul 2025412 PMAQI
16th Jul 2025423 PMAQI
16th Jul 2025424 PMAQI
16th Jul 2025385 PMAQI
16th Jul 2025376 PMAQI
16th Jul 2025427 PMAQI
16th Jul 2025418 PMAQI
16th Jul 2025339 PMAQI
16th Jul 20253210 PMAQI
16th Jul 20253411 PMAQI
17th Jul 20253412 AMAQI
17th Jul 2025331 AMAQI
17th Jul 2025332 AMAQI
17th Jul 2025323 AMAQI
17th Jul 2025304 AMAQI
17th Jul 2025295 AMAQI
26°C15/38°C
17th Jul 2025306 AMAQI
17th Jul 2025297 AMAQI
17th Jul 2025308 AMAQI
17th Jul 2025309 AMAQI
17th Jul 20253110 AMAQI
17th Jul 20253311 AMAQI
17th Jul 20253412 PMAQI
17th Jul 2025351 PMAQI
17th Jul 2025402 PMAQI
17th Jul 2025373 PMAQI
17th Jul 2025324 PMAQI
17th Jul 2025365 PMAQI
17th Jul 2025356 PMAQI
17th Jul 2025327 PMAQI
17th Jul 2025338 PMAQI
17th Jul 2025369 PMAQI
17th Jul 20253610 PMAQI
17th Jul 20253811 PMAQI
18th Jul 20253612 AMAQI
18th Jul 2025381 AMAQI
18th Jul 2025352 AMAQI
18th Jul 2025373 AMAQI
18th Jul 2025374 AMAQI
18th Jul 2025385 AMAQI
26°C16/38°C
18th Jul 2025386 AMAQI
18th Jul 2025397 AMAQI
18th Jul 2025388 AMAQI
18th Jul 2025409 AMAQI
18th Jul 20253910 AMAQI
18th Jul 20254111 AMAQI
18th Jul 20254112 PMAQI
18th Jul 2025411 PMAQI
18th Jul 2025382 PMAQI
18th Jul 2025363 PMAQI
18th Jul 2025364 PMAQI
18th Jul 2025385 PMAQI
18th Jul 2025366 PMAQI
18th Jul 2025387 PMAQI
18th Jul 2025378 PMAQI
18th Jul 2025369 PMAQI
18th Jul 20253810 PMAQI
18th Jul 20253811 PMAQI
19th Jul 20253712 AMAQI
19th Jul 2025381 AMAQI
19th Jul 2025382 AMAQI
19th Jul 2025383 AMAQI
19th Jul 2025384 AMAQI
19th Jul 2025375 AMAQI
28°C18/39°C
19th Jul 2025366 AMAQI
19th Jul 2025367 AMAQI
19th Jul 2025388 AMAQI
19th Jul 2025379 AMAQI
19th Jul 20253610 AMAQI
19th Jul 20253811 AMAQI
19th Jul 20253812 PMAQI
19th Jul 2025381 PMAQI
19th Jul 2025362 PMAQI
19th Jul 2025363 PMAQI
19th Jul 2025364 PMAQI
19th Jul 2025345 PMAQI
19th Jul 2025346 PMAQI
19th Jul 2025367 PMAQI
19th Jul 2025388 PMAQI
19th Jul 2025369 PMAQI
19th Jul 20253510 PMAQI
19th Jul 20253411 PMAQI
20th Jul 20253512 AMAQI
20th Jul 2025361 AMAQI
20th Jul 2025332 AMAQI
20th Jul 2025323 AMAQI
20th Jul 2025284 AMAQI
20th Jul 2025305 AMAQI
29°C20/40°C
20th Jul 2025336 AMAQI
20th Jul 2025367 AMAQI
20th Jul 2025378 AMAQI
20th Jul 2025379 AMAQI
20th Jul 20253810 AMAQI
20th Jul 20253811 AMAQI
20th Jul 20253612 PMAQI
20th Jul 2025371 PMAQI
20th Jul 2025342 PMAQI
20th Jul 2025343 PMAQI
20th Jul 2025334 PMAQI
20th Jul 2025345 PMAQI
20th Jul 2025316 PMAQI
20th Jul 2025327 PMAQI
20th Jul 2025348 PMAQI
20th Jul 2025259 PMAQI
20th Jul 20252610 PMAQI
20th Jul 20252711 PMAQI
21st Jul 20253012 AMAQI
21st Jul 2025291 AMAQI
21st Jul 2025302 AMAQI
21st Jul 2025313 AMAQI
21st Jul 2025324 AMAQI
21st Jul 2025345 AMAQI
27°C18/39°C
21st Jul 2025336 AMAQI
21st Jul 2025357 AMAQI
21st Jul 2025368 AMAQI
21st Jul 2025379 AMAQI
21st Jul 20253810 AMAQI
21st Jul 20253911 AMAQI
21st Jul 20254112 PMAQI
21st Jul 2025371 PMAQI
21st Jul 2025352 PMAQI
21st Jul 2025343 PMAQI
21st Jul 2025334 PMAQI
21st Jul 2025305 PMAQI
21st Jul 2025286 PMAQI
21st Jul 2025307 PMAQI
21st Jul 2025308 PMAQI
21st Jul 2025289 PMAQI
21st Jul 20252910 PMAQI
21st Jul 20252811 PMAQI
22nd Jul 20253012 AMAQI
22nd Jul 2025291 AMAQI
22nd Jul 2025292 AMAQI
22nd Jul 2025283 AMAQI
22nd Jul 2025284 AMAQI
22nd Jul 2025285 AMAQI
25°C15/36°C
22nd Jul 2025316 AMAQI
22nd Jul 2025337 AMAQI
22nd Jul 2025328 AMAQI
22nd Jul 2025349 AMAQI
22nd Jul 20253410 AMAQI
22nd Jul 20253611 AMAQI
22nd Jul 20253812 PMAQI
22nd Jul 2025361 PMAQI
22nd Jul 2025332 PMAQI
22nd Jul 2025323 PMAQI
22nd Jul 2025304 PMAQI
22nd Jul 2025275 PMAQI
22nd Jul 2025276 PMAQI
22nd Jul 2025297 PMAQI
22nd Jul 2025308 PMAQI
22nd Jul 2025249 PMAQI
22nd Jul 20252610 PMAQI
22nd Jul 20252511 PMAQI
23rd Jul 20252612 AMAQI
23rd Jul 2025271 AMAQI
23rd Jul 2025272 AMAQI
23rd Jul 2025273 AMAQI
23rd Jul 2025254 AMAQI
23rd Jul 2025245 AMAQI
24°C14/34°C
23rd Jul 2025246 AMAQI
23rd Jul 2025267 AMAQI
23rd Jul 2025268 AMAQI
23rd Jul 2025289 AMAQI
23rd Jul 20253210 AMAQI
23rd Jul 20252811 AMAQI
23rd Jul 20252912 PMAQI
23rd Jul 2025301 PMAQI
23rd Jul 2025282 PMAQI
23rd Jul 2025263 PMAQI
23rd Jul 2025244 PMAQI
23rd Jul 2025225 PMAQI
23rd Jul 2025206 PMAQI
23rd Jul 2025267 PMAQI
23rd Jul 2025248 PMAQI
23rd Jul 2025229 PMAQI
23rd Jul 20252110 PMAQI
23rd Jul 20252211 PMAQI
24th Jul 20252412 AMAQI
24th Jul 2025241 AMAQI
24th Jul 2025262 AMAQI
24th Jul 2025293 AMAQI
24th Jul 2025244 AMAQI
24th Jul 2025215 AMAQI
23°C13/35°C
24th Jul 2025226 AMAQI
24th Jul 2025217 AMAQI
24th Jul 2025218 AMAQI
24th Jul 2025269 AMAQI
24th Jul 20253310 AMAQI
24th Jul 20253011 AMAQI
24th Jul 20252812 PMAQI
24th Jul 2025251 PMAQI
24th Jul 2025232 PMAQI
24th Jul 2025223 PMAQI
24th Jul 2025214 PMAQI
24th Jul 2025215 PMAQI
24th Jul 2025206 PMAQI
24th Jul 2025227 PMAQI
24th Jul 2025228 PMAQI
24th Jul 2025189 PMAQI
24th Jul 20252010 PMAQI
24th Jul 20251911 PMAQI
25th Jul 20252212 AMAQI
25th Jul 2025221 AMAQI
25th Jul 2025222 AMAQI
25th Jul 2025223 AMAQI
25th Jul 2025184 AMAQI
25th Jul 2025195 AMAQI
23°C14/35°C
25th Jul 2025216 AMAQI
25th Jul 2025207 AMAQI
25th Jul 2025218 AMAQI
25th Jul 2025249 AMAQI
25th Jul 20252610 AMAQI
25th Jul 20252411 AMAQI
25th Jul 20252412 PMAQI
25th Jul 2025231 PMAQI
25th Jul 2025212 PMAQI
25th Jul 2025223 PMAQI
25th Jul 2025224 PMAQI
25th Jul 2025215 PMAQI
25th Jul 2025206 PMAQI
25th Jul 2025217 PMAQI
25th Jul 2025218 PMAQI
25th Jul 2025209 PMAQI
25th Jul 20251910 PMAQI
25th Jul 20251811 PMAQI
26th Jul 20251812 AMAQI
26th Jul 2025201 AMAQI
26th Jul 2025192 AMAQI
26th Jul 2025213 AMAQI
26th Jul 2025224 AMAQI
26th Jul 2025245 AMAQI
24°C14/34°C
26th Jul 2025276 AMAQI
26th Jul 2025247 AMAQI
26th Jul 2025238 AMAQI
26th Jul 2025249 AMAQI
26th Jul 20252510 AMAQI
26th Jul 20252411 AMAQI
26th Jul 20252212 PMAQI
26th Jul 2025211 PMAQI
26th Jul 2025192 PMAQI
26th Jul 2025203 PMAQI
26th Jul 2025194 PMAQI
26th Jul 2025185 PMAQI
26th Jul 2025186 PMAQI
26th Jul 2025207 PMAQI
26th Jul 2025228 PMAQI
26th Jul 2025199 PMAQI
26th Jul 20251810 PMAQI
26th Jul 20252011 PMAQI
27th Jul 20251912 AMAQI
27th Jul 2025191 AMAQI
27th Jul 2025202 AMAQI
27th Jul 2025233 AMAQI
27th Jul 2025244 AMAQI
27th Jul 2025235 AMAQI
24°C13/34°C
27th Jul 2025246 AMAQI
27th Jul 2025247 AMAQI
27th Jul 2025268 AMAQI
27th Jul 2025289 AMAQI
27th Jul 20252710 AMAQI
27th Jul 20252611 AMAQI
27th Jul 20252412 PMAQI
27th Jul 2025241 PMAQI
27th Jul 2025242 PMAQI
27th Jul 2025213 PMAQI
27th Jul 2025214 PMAQI
27th Jul 2025215 PMAQI
27th Jul 2025206 PMAQI
27th Jul 2025227 PMAQI
27th Jul 2025228 PMAQI
27th Jul 2025219 PMAQI
27th Jul 20252110 PMAQI
27th Jul 20252211 PMAQI
28th Jul 20252112 AMAQI
28th Jul 2025231 AMAQI
28th Jul 2025222 AMAQI
28th Jul 2025233 AMAQI
28th Jul 2025274 AMAQI
28th Jul 2025275 AMAQI
25°C16/35°C
28th Jul 2025276 AMAQI
28th Jul 2025277 AMAQI
28th Jul 2025318 AMAQI
28th Jul 2025299 AMAQI
28th Jul 20253810 AMAQI
28th Jul 20253011 AMAQI
28th Jul 20253012 PMAQI
28th Jul 2025321 PMAQI
28th Jul 2025302 PMAQI
28th Jul 2025283 PMAQI
28th Jul 2025294 PMAQI
28th Jul 2025245 PMAQI
28th Jul 2025226 PMAQI
28th Jul 2025247 PMAQI
28th Jul 2025258 PMAQI
28th Jul 2025239 PMAQI
28th Jul 20252410 PMAQI
28th Jul 20252711 PMAQI
29th Jul 20252812 AMAQI
29th Jul 2025281 AMAQI
29th Jul 2025302 AMAQI
29th Jul 2025303 AMAQI
29th Jul 2025324 AMAQI
29th Jul 2025345 AMAQI
27°C18/37°C
29th Jul 2025346 AMAQI
29th Jul 2025347 AMAQI
29th Jul 2025328 AMAQI
29th Jul 2025339 AMAQI
29th Jul 20253510 AMAQI
29th Jul 20253811 AMAQI
29th Jul 20254012 PMAQI
29th Jul 2025351 PMAQI
29th Jul 2025322 PMAQI
29th Jul 2025323 PMAQI
29th Jul 2025304 PMAQI
29th Jul 2025285 PMAQI
29th Jul 2025276 PMAQI
29th Jul 2025307 PMAQI
29th Jul 2025308 PMAQI
29th Jul 2025239 PMAQI
29th Jul 20252610 PMAQI
29th Jul 20252711 PMAQI
30th Jul 20252812 AMAQI
30th Jul 2025311 AMAQI
30th Jul 2025342 AMAQI
30th Jul 2025323 AMAQI
30th Jul 2025354 AMAQI
30th Jul 2025395 AMAQI
28°C20/38°C
30th Jul 2025356 AMAQI
30th Jul 2025387 AMAQI
30th Jul 2025428 AMAQI
30th Jul 2025429 AMAQI
30th Jul 20254210 AMAQI
30th Jul 20254211 AMAQI
30th Jul 20254512 PMAQI
30th Jul 2025401 PMAQI
30th Jul 2025362 PMAQI
30th Jul 2025363 PMAQI
30th Jul 2025364 PMAQI
30th Jul 2025365 PMAQI
30th Jul 2025366 PMAQI
30th Jul 2025367 PMAQI
30th Jul 2025368 PMAQI
30th Jul 2025309 PMAQI
30th Jul 20252710 PMAQI
30th Jul 20252911 PMAQI
31st Jul 20253212 AMAQI
31st Jul 2025321 AMAQI
31st Jul 2025322 AMAQI
31st Jul 2025343 AMAQI
31st Jul 2025384 AMAQI
31st Jul 2025385 AMAQI
28°C20/38°C
31st Jul 2025356 AMAQI
31st Jul 2025307 AMAQI
31st Jul 2025308 AMAQI
31st Jul 2025369 AMAQI
31st Jul 20254210 AMAQI
31st Jul 20253811 AMAQI
31st Jul 20253512 PMAQI
31st Jul 2025331 PMAQI
31st Jul 2025262 PMAQI
31st Jul 2025243 PMAQI
31st Jul 2025264 PMAQI
31st Jul 2025255 PMAQI
31st Jul 2025226 PMAQI
31st Jul 2025257 PMAQI
31st Jul 2025228 PMAQI
31st Jul 2025209 PMAQI
31st Jul 20252110 PMAQI
31st Jul 20252211 PMAQI
1st Aug 20252712 AMAQI
1st Aug 2025261 AMAQI
1st Aug 2025272 AMAQI
1st Aug 2025303 AMAQI
1st Aug 2025314 AMAQI
1st Aug 2025385 AMAQI
28°C19/40°C
1st Aug 2025356 AMAQI
1st Aug 2025337 AMAQI
1st Aug 2025358 AMAQI
1st Aug 2025359 AMAQI
1st Aug 20254310 AMAQI
1st Aug 20254211 AMAQI
1st Aug 20253912 PMAQI
1st Aug 2025351 PMAQI
1st Aug 2025312 PMAQI
1st Aug 2025273 PMAQI
1st Aug 2025254 PMAQI
1st Aug 2025255 PMAQI
1st Aug 2025266 PMAQI
1st Aug 2025347 PMAQI
1st Aug 2025298 PMAQI
1st Aug 2025279 PMAQI
1st Aug 20252810 PMAQI
1st Aug 20252811 PMAQI
2nd Aug 20252812 AMAQI
2nd Aug 2025301 AMAQI
2nd Aug 2025312 AMAQI
2nd Aug 2025363 AMAQI
2nd Aug 2025384 AMAQI
2nd Aug 2025385 AMAQI
28°C19/40°C
2nd Aug 2025376 AMAQI
2nd Aug 2025367 AMAQI
2nd Aug 2025348 AMAQI
2nd Aug 2025329 AMAQI
2nd Aug 20253710 AMAQI
2nd Aug 20253811 AMAQI
2nd Aug 20253312 PMAQI
2nd Aug 2025321 PMAQI
2nd Aug 2025322 PMAQI
2nd Aug 2025323 PMAQI
2nd Aug 2025344 PMAQI
2nd Aug 2025475 PMAQI
2nd Aug 2025596 PMAQI
2nd Aug 2025417 PMAQI
2nd Aug 2025448 PMAQI
2nd Aug 2025569 PMAQI
2nd Aug 20255410 PMAQI
2nd Aug 20255411 PMAQI
3rd Aug 20255312 AMAQI
3rd Aug 2025541 AMAQI
3rd Aug 2025532 AMAQI
3rd Aug 2025543 AMAQI
3rd Aug 2025554 AMAQI
3rd Aug 2025565 AMAQI
29°C19/39°C
3rd Aug 2025546 AMAQI
3rd Aug 2025507 AMAQI
3rd Aug 2025518 AMAQI
3rd Aug 2025529 AMAQI
3rd Aug 20255210 AMAQI
3rd Aug 20255211 AMAQI
3rd Aug 20255312 PMAQI
3rd Aug 2025501 PMAQI
3rd Aug 2025502 PMAQI
3rd Aug 2025493 PMAQI
3rd Aug 2025514 PMAQI
3rd Aug 2025555 PMAQI
3rd Aug 2025586 PMAQI
3rd Aug 2025547 PMAQI
3rd Aug 2025618 PMAQI
3rd Aug 2025709 PMAQI
3rd Aug 20257410 PMAQI
3rd Aug 20256311 PMAQI
4th Aug 20255712 AMAQI
4th Aug 2025541 AMAQI
4th Aug 2025542 AMAQI
4th Aug 2025543 AMAQI
4th Aug 2025544 AMAQI
4th Aug 2025505 AMAQI
29°C21/40°C
4th Aug 2025556 AMAQI
4th Aug 2025557 AMAQI
4th Aug 2025568 AMAQI
4th Aug 2025579 AMAQI
4th Aug 20255710 AMAQI
4th Aug 20256111 AMAQI
4th Aug 20257812 PMAQI
4th Aug 20251081 PMAQI
4th Aug 20251282 PMAQI
4th Aug 20251593 PMAQI
4th Aug 20251284 PMAQI
4th Aug 20251025 PMAQI
4th Aug 2025776 PMAQI
4th Aug 2025587 PMAQI
4th Aug 2025568 PMAQI
4th Aug 2025539 PMAQI
4th Aug 20254910 PMAQI
4th Aug 20255311 PMAQI
5th Aug 20255612 AMAQI
5th Aug 2025601 AMAQI
5th Aug 2025652 AMAQI
5th Aug 2025663 AMAQI
5th Aug 2025634 AMAQI
5th Aug 2025585 AMAQI
26°C16/36°C
5th Aug 2025596 AMAQI
5th Aug 2025627 AMAQI
5th Aug 2025648 AMAQI
5th Aug 2025629 AMAQI
5th Aug 20256410 AMAQI
5th Aug 20256111 AMAQI
5th Aug 20256412 PMAQI
5th Aug 2025631 PMAQI
5th Aug 2025622 PMAQI
5th Aug 2025583 PMAQI
5th Aug 2025604 PMAQI
5th Aug 2025615 PMAQI
5th Aug 2025616 PMAQI
5th Aug 2025587 PMAQI
5th Aug 2025618 PMAQI
5th Aug 2025619 PMAQI
5th Aug 20256110 PMAQI
5th Aug 20256011 PMAQI
6th Aug 20256012 AMAQI
6th Aug 2025591 AMAQI
6th Aug 2025582 AMAQI
6th Aug 2025583 AMAQI
6th Aug 2025584 AMAQI
6th Aug 2025585 AMAQI
27°C18/37°C
6th Aug 2025586 AMAQI
6th Aug 2025587 AMAQI
6th Aug 2025578 AMAQI
6th Aug 2025569 AMAQI
6th Aug 20255610 AMAQI
6th Aug 20255611 AMAQI
6th Aug 20256012 PMAQI
6th Aug 2025621 PMAQI
6th Aug 2025642 PMAQI
6th Aug 2025613 PMAQI
6th Aug 2025584 PMAQI
6th Aug 2025525 PMAQI
6th Aug 2025516 PMAQI
6th Aug 2025587 PMAQI
6th Aug 2025558 PMAQI
6th Aug 2025509 PMAQI
6th Aug 20255310 PMAQI
6th Aug 20255311 PMAQI
7th Aug 20255612 AMAQI
7th Aug 2025541 AMAQI
7th Aug 2025562 AMAQI
7th Aug 2025583 AMAQI
7th Aug 2025634 AMAQI
7th Aug 2025625 AMAQI
29°C19/39°C
7th Aug 2025646 AMAQI
7th Aug 2025627 AMAQI
7th Aug 2025608 AMAQI
7th Aug 2025609 AMAQI
7th Aug 20256110 AMAQI
7th Aug 20256011 AMAQI
7th Aug 20255612 PMAQI
7th Aug 2025531 PMAQI
7th Aug 2025522 PMAQI
7th Aug 2025503 PMAQI
7th Aug 2025474 PMAQI
7th Aug 2025475 PMAQI
7th Aug 2025476 PMAQI
7th Aug 2025567 PMAQI
7th Aug 2025558 PMAQI
7th Aug 2025529 PMAQI
7th Aug 20255210 PMAQI
7th Aug 20255111 PMAQI
8th Aug 20255112 AMAQI
8th Aug 2025521 AMAQI
8th Aug 2025522 AMAQI
8th Aug 2025543 AMAQI
8th Aug 2025524 AMAQI
8th Aug 2025505 AMAQI
30°C22/41°C
8th Aug 2025496 AMAQI
8th Aug 2025587 AMAQI
8th Aug 2025668 AMAQI
8th Aug 2025709 AMAQI
8th Aug 20257410 AMAQI
8th Aug 20257311 AMAQI
8th Aug 20256912 PMAQI
8th Aug 2025661 PMAQI
8th Aug 2025632 PMAQI
8th Aug 2025603 PMAQI
8th Aug 2025584 PMAQI
8th Aug 2025545 PMAQI
8th Aug 2025536 PMAQI
8th Aug 2025537 PMAQI
8th Aug 2025538 PMAQI
8th Aug 2025529 PMAQI
8th Aug 20255310 PMAQI
8th Aug 20255411 PMAQI
9th Aug 20255312 AMAQI
9th Aug 2025541 AMAQI
9th Aug 2025532 AMAQI
9th Aug 2025543 AMAQI
9th Aug 2025554 AMAQI
9th Aug 2025565 AMAQI
30°C21/42°C
9th Aug 2025586 AMAQI
9th Aug 2025557 AMAQI
9th Aug 2025548 AMAQI
9th Aug 2025549 AMAQI
9th Aug 20255410 AMAQI
9th Aug 20255511 AMAQI
9th Aug 20255512 PMAQI
9th Aug 2025531 PMAQI
9th Aug 2025542 PMAQI
9th Aug 2025543 PMAQI
9th Aug 2025534 PMAQI
9th Aug 2025535 PMAQI
9th Aug 2025516 PMAQI
9th Aug 2025547 PMAQI
9th Aug 2025558 PMAQI
9th Aug 2025549 PMAQI
9th Aug 20255410 PMAQI
9th Aug 20255411 PMAQI
10th Aug 20255512 AMAQI
10th Aug 2025551 AMAQI
10th Aug 2025552 AMAQI
10th Aug 2025563 AMAQI
10th Aug 2025564 AMAQI
10th Aug 2025575 AMAQI
30°C20/42°C
10th Aug 2025556 AMAQI
10th Aug 2025557 AMAQI
10th Aug 2025558 AMAQI
10th Aug 2025559 AMAQI
10th Aug 20255410 AMAQI
10th Aug 20255511 AMAQI
10th Aug 20255412 PMAQI
10th Aug 2025511 PMAQI
10th Aug 2025502 PMAQI
10th Aug 2025493 PMAQI
10th Aug 2025514 PMAQI
10th Aug 2025535 PMAQI
10th Aug 2025526 PMAQI
10th Aug 2025547 PMAQI
10th Aug 2025558 PMAQI
10th Aug 2025539 PMAQI
10th Aug 20255410 PMAQI
10th Aug 20255511 PMAQI
11th Aug 20255512 AMAQI
11th Aug 2025541 AMAQI
11th Aug 2025552 AMAQI
11th Aug 2025573 AMAQI
11th Aug 2025564 AMAQI
11th Aug 2025545 AMAQI
32°C21/43°C
11th Aug 2025546 AMAQI
6 AM11th Aug 2025547 AMAQI
11th Aug 2025538 AMAQI
11th Aug 2025549 AMAQI
11th Aug 20255510 AMAQI
11th Aug 20255511 AMAQI
11th Aug 20255212 PMAQI
11th Aug 2025491 PMAQI
1 PM8 PM
1 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
6 AM - 8 PM
42AQI
15 hours / Day
450 hours / Month
Avg. Lowest Time
6 AM - 8 PM
42AQI
15 hours / Day
450 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 8 PM (Avg. 42), while the lowest AQI was between 6 AM to 8 PM (Avg. 42).
Night time
Avg. Highest Time
12 AM - 5 AM
40AQI
6 hours / Day
180 hours / Month
Avg. Lowest Time
9 PM - 11 PM
39AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 5 AM (Avg. 40), while the lowest AQI was between 9 PM to 11 PM (Avg. 39).
2025 Days Vs Air Quality
Santa Margarita, California, United States
2025
89%
123
11%
15
Total number of days with different AQI categories in last 223 days in 2025 (142 days remaining)
Good
123 DaysModerate
15 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 89%
Health Risk Level:
Low
In 2025, 89% of 223 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Santa Margarita, California, United States
AQI levels in 2025
AQI
PM2.5
PM10
CO
SO2
NO2
O3
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
1st March 2025
39AQI
39AQI
2nd March 2025
40AQI
40AQI
3rd March 2025
31AQI
31AQI
4th March 2025
32AQI
32AQI
5th March 2025
35AQI
35AQI
6th March 2025
27AQI
27AQI
1st April 2025
22AQI
22AQI
2nd April 2025
20AQI
20AQI
3rd April 2025
18AQI
18AQI
4th April 2025
21AQI
21AQI
5th April 2025
19AQI
19AQI
6th April 2025
23AQI
23AQI
7th April 2025
25AQI
25AQI
8th April 2025
30AQI
30AQI
9th April 2025
36AQI
36AQI
10th April 2025
37AQI
37AQI
11th April 2025
39AQI
39AQI
12th April 2025
34AQI
34AQI
13th April 2025
32AQI
32AQI
14th April 2025
33AQI
33AQI
15th April 2025
41AQI
41AQI
16th April 2025
40AQI
40AQI
17th April 2025
33AQI
33AQI
18th April 2025
30AQI
30AQI
19th April 2025
23AQI
23AQI
20th April 2025
25AQI
25AQI
21st April 2025
30AQI
30AQI
22nd April 2025
34AQI
34AQI
23rd April 2025
35AQI
35AQI
24th April 2025
35AQI
35AQI
25th April 2025
33AQI
33AQI
26th April 2025
31AQI
31AQI
27th April 2025
18AQI
18AQI
28th April 2025
21AQI
21AQI
29th April 2025
24AQI
24AQI
30th April 2025
32AQI
32AQI
1st May 2025
29AQI
29AQI
2nd May 2025
38AQI
38AQI
3rd May 2025
38AQI
38AQI
4th May 2025
22AQI
22AQI
5th May 2025
24AQI
24AQI
6th May 2025
32AQI
32AQI
7th May 2025
28AQI
28AQI
8th May 2025
31AQI
31AQI
9th May 2025
30AQI
30AQI
10th May 2025
27AQI
27AQI
11th May 2025
30AQI
30AQI
12th May 2025
32AQI
32AQI
13th May 2025
30AQI
30AQI
14th May 2025
21AQI
21AQI
15th May 2025
25AQI
25AQI
16th May 2025
34AQI
34AQI
17th May 2025
36AQI
36AQI
18th May 2025
31AQI
31AQI
19th May 2025
33AQI
33AQI
20th May 2025
33AQI
33AQI
21st May 2025
37AQI
37AQI
22nd May 2025
42AQI
42AQI
23rd May 2025
39AQI
39AQI
24th May 2025
36AQI
36AQI
25th May 2025
36AQI
36AQI
26th May 2025
36AQI
36AQI
27th May 2025
37AQI
37AQI
28th May 2025
41AQI
41AQI
29th May 2025
44AQI
44AQI
30th May 2025
44AQI
44AQI
31st May 2025
38AQI
38AQI
1st June 2025
42AQI
42AQI
2nd June 2025
27AQI
27AQI
3rd June 2025
29AQI
29AQI
4th June 2025
34AQI
34AQI
5th June 2025
31AQI
31AQI
6th June 2025
30AQI
30AQI
7th June 2025
36AQI
36AQI
8th June 2025
38AQI
38AQI
9th June 2025
38AQI
38AQI
10th June 2025
42AQI
42AQI
11th June 2025
44AQI
44AQI
12th June 2025
40AQI
40AQI
13th June 2025
43AQI
43AQI
14th June 2025
41AQI
41AQI
15th June 2025
33AQI
33AQI
16th June 2025
38AQI
38AQI
17th June 2025
41AQI
41AQI
18th June 2025
46AQI
46AQI
19th June 2025
50AQI
50AQI
20th June 2025
46AQI
46AQI
21st June 2025
46AQI
46AQI
22nd June 2025
46AQI
46AQI
23rd June 2025
44AQI
44AQI
24th June 2025
51AQI
51AQI
25th June 2025
50AQI
50AQI
26th June 2025
49AQI
49AQI
27th June 2025
50AQI
50AQI
28th June 2025
44AQI
44AQI
29th June 2025
40AQI
40AQI
30th June 2025
32AQI
32AQI
1st July 2025
54AQI
54AQI
2nd July 2025
45AQI
45AQI
3rd July 2025
39AQI
39AQI
4th July 2025
45AQI
45AQI
5th July 2025
47AQI
47AQI
6th July 2025
33AQI
33AQI
7th July 2025
32AQI
32AQI
8th July 2025
42AQI
42AQI
9th July 2025
35AQI
35AQI
10th July 2025
40AQI
40AQI
11th July 2025
53AQI
53AQI
12th July 2025
52AQI
52AQI
13th July 2025
51AQI
51AQI
14th July 2025
53AQI
53AQI
15th July 2025
54AQI
54AQI
16th July 2025
41AQI
41AQI
17th July 2025
33AQI
33AQI
18th July 2025
38AQI
38AQI
19th July 2025
37AQI
37AQI
20th July 2025
33AQI
33AQI
21st July 2025
32AQI
32AQI
22nd July 2025
30AQI
30AQI
23rd July 2025
25AQI
25AQI
24th July 2025
23AQI
23AQI
25th July 2025
21AQI
21AQI
26th July 2025
21AQI
21AQI
27th July 2025
23AQI
23AQI
28th July 2025
26AQI
26AQI
29th July 2025
31AQI
31AQI
30th July 2025
35AQI
35AQI
31st July 2025
30AQI
30AQI
1st August 2025
31AQI
31AQI
2nd August 2025
40AQI
40AQI
3rd August 2025
56AQI
56AQI
4th August 2025
67AQI
67AQI
5th August 2025
61AQI
61AQI
6th August 2025
57AQI
57AQI
7th August 2025
56AQI
56AQI
8th August 2025
57AQI
57AQI
9th August 2025
54AQI
54AQI
10th August 2025
54AQI
54AQI
34AQI
29AQI
33AQI
41AQI
37AQI
53AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202536AQI
6
30
31
29
1
25
6
2
8
123
15
Highest AQI recorded in
August53AQI
Lowest AQI recorded in
April29AQI
Most & Least Polluted Years Over the Last 1 Years
Most Polluted Year Recorded
2025(Avg.)
36AQILeast Polluted Year Recorded
2025(Avg.)
36AQISanta Margarita's annual 2025 AQI (36) shows an average percentage change of NaN% (improved AQI) compared to previous years: .
